Regional cities’ score card for ozone (four-hour) NEPM standard, based on analysis of air quality index values, 1999–2008

Very poor,Poor,Fair,Good,Very good

Average percentage frequency distribution: very good 35; good 62; fair 2; poor 1; very poor 0

Year(s): 
2011
4
Stable
Confidence (in grade): 
Adequate
Confidence (in trend): 
Adequate
Comparability (to previous reports): 
Not assessed

Average percentage frequency distribution: very good 68; good 31; fair 1; poor 0; very poor 0

Year(s): 
2011
5
Unclear
Confidence (in grade): 
Adequate
Confidence (in trend): 
Limited
Comparability (to previous reports): 
Not assessed
(2011). Ambient air quality: Regional cities’ score card for ozone (four-hour) NEPM standard, based on analysis of air quality index values, 1999–2008. In: Australia state of the environment 2011, Australian Government Department of the Environment and Energy, Canberra, https://soe.environment.gov.au/assessment-summary-36-regional-cities-score-card-ozone-four-hour-nepm-standard-based-analysis-air, DOI 10.4226/94/58b65c70bc372